ES340049A1 - Procedure for the production of derivatives of sulfonilic urea. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the production of derivatives of sulfonilic urea. (Machine-translation by Google Translate, not legally binding)
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Sandoz AG
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Sandoz AG
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for the production of sulfonated urea derivatives of formula i, ** (see formula) ** Wherein r means an alkyl radical containing from 1 to 3 carbon atoms, and n means number 2 or 3, characterized in that a compound of formula ii is chelated, ** (see formula) ** Wherein r has the meaning indicated above, with ethylene glycol or 1,3-propanediol, in the presence of an acid reaction catalyst. (Machine-translation by Google Translate, not legally binding)
ES340049A1967-05-021967-05-02Procedure for the production of derivatives of sulfonilic urea. (Machine-translation by Google Translate, not legally binding)
ExpiredES340049A1
(en)
Procedure for the monohydration of the equimolecular complex formed by ascorbic acid and pyridoxine. (Machine-translation by Google Translate, not legally binding)